CUSHION TO FRAME ASSEMBLY MECHANISM
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United States of America Patent
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Issued Date -
Jan 8, 2015
app pub date -
Sep 12, 2014
filing date -
Oct 14, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
A patient interface for delivery of a supply of pressurised air or breathable gas to an entrance of a patient's airways including: a cushion member that includes a face contacting portion, a retaining structure and a resiliently flexible lip; and a frame member, wherein the retaining structure and the frame member are repeatedly engageable with and disengageable from one another, wherein a gas chamber is formed at least in part by engagement of the cushion member and the frame member, and wherein the resiliently flexible lip is configured to provide a sealing force between the cushion member and the frame member.
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